Weather WorldThayer Lake, MI Weather Forecast
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Thayer Lake Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
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| Partly Cloudy | Mostly Clear | Mostly Sunny | Chance of T-Storm | Mostly Sunny | Clear | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Chance of Showers | Partly Cloudy |
| Lo: 59°FLo: 15°C | Hi: 77°FHi: 25°C | Lo: 59°FLo: 15°C | Hi: 73°FHi: 23°C | Lo: 56°FLo: 13°C | Hi: 72°FHi: 22°C | Hi: 76°FHi: 24°C Lo: 59°FLo: 15°C | Hi: 76°FHi: 24°C Lo: 59°FLo: 15°C | Lo: 63°FLo: 17°C | Hi: 78°FHi: 26°C | Lo: 62°FLo: 17°C | |
| POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 342 PM EDT Sun Aug 16 2026 
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Thayer Lake Forecast Discussion
Issued: 131 AM EDT Mon Aug 17 2026
Key Messages
- Hazardous swim conditions are expected into this evening for the beaches along Lake Superior east of Marquette due to high wave action and strong rip currents
- Showers and thunderstorms will be possible (up to 50%) Monday night into Tuesday.
- Temperatures will be close to seasonal averages most days through next week, with highs in the 70s and lows in the 40s and 50s.
Discussion
... Issued at 136 PM EDT Sun Aug 16 2026
A cold front pushed through the UP today...